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All results from a given calculation for NH(C2H5)2 (diethylamine)

using model chemistry: MP2/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/cc-pVDZ
 hartrees
Energy at 0K-213.086732
Energy at 298.15K-213.099500
HF Energy-212.330791
Nuclear repulsion energy187.960373
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3506 3339 0.28      
2 A' 3196 3045 32.59      
3 A' 3175 3025 52.69      
4 A' 3106 2958 52.69      
5 A' 3082 2936 12.68      
6 A' 2987 2845 158.59      
7 A' 1526 1454 0.84      
8 A' 1500 1428 2.36      
9 A' 1488 1417 13.08      
10 A' 1433 1365 2.86      
11 A' 1389 1323 0.33      
12 A' 1328 1264 4.96      
13 A' 1243 1184 1.05      
14 A' 1173 1118 12.55      
15 A' 1091 1040 7.11      
16 A' 921 877 11.92      
17 A' 832 792 5.91      
18 A' 811 772 55.21      
19 A' 431 410 0.24      
20 A' 274 261 0.75      
21 A' 186 177 0.57      
22 A' 115 110 1.05      
23 A" 3196 3045 8.43      
24 A" 3175 3024 12.18      
25 A" 3105 2957 0.36      
26 A" 3082 2935 30.96      
27 A" 2984 2842 9.62      
28 A" 1516 1444 8.92      
29 A" 1501 1430 7.30      
30 A" 1496 1425 7.16      
31 A" 1475 1405 15.25      
32 A" 1407 1340 12.64      
33 A" 1355 1290 34.66      
34 A" 1286 1225 2.83      
35 A" 1192 1135 38.14      
36 A" 1117 1064 5.28      
37 A" 1078 1026 5.11      
38 A" 962 917 0.23      
39 A" 811 772 0.34      
40 A" 426 406 0.69      
41 A" 273 260 0.78      
42 A" 112 106 1.09      

Unscaled Zero Point Vibrational Energy (zpe) 33169.0 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 31593.5 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/cc-pVDZ
ABC
0.58495 0.07013 0.06609

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.018 -0.293 0.000
C2 0.018 0.520 1.215
C3 0.018 0.520 -1.215
C4 0.018 -0.372 2.453
C5 0.018 -0.372 -2.453
H6 -0.840 -0.854 0.000
H7 -0.837 1.234 1.261
H8 0.936 1.136 1.202
H9 -0.837 1.234 -1.261
H10 0.936 1.136 -1.202
H11 0.076 0.228 3.376
H12 -0.905 -0.975 2.502
H13 0.875 -1.062 2.420
H14 0.076 0.228 -3.376
H15 -0.905 -0.975 -2.502
H16 0.875 -1.062 -2.420

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46181.46182.45402.45401.02552.15652.08072.15652.08073.41622.75242.67993.41622.75242.6799
C21.46182.43011.52543.77462.02521.11481.10552.71462.65802.18112.17792.16564.60044.11114.0558
C31.46182.43013.77461.52542.02522.71462.65801.11481.10554.60044.11114.05582.18112.17792.1656
C42.45401.52543.77464.90552.64302.17492.16324.13494.05881.10231.10421.10155.85965.07564.9952
C52.45403.77461.52544.90552.64304.13494.05882.17492.16325.85965.07564.99521.10231.10421.1015
H61.02552.02522.02522.64302.64302.43912.92592.43912.92593.66152.50532.97343.66152.50532.9734
H72.15651.11482.71462.17494.13492.43911.77662.52113.03612.51382.53483.09004.83124.36334.6635
H82.08071.10552.65802.16324.05882.92591.77663.03612.40442.50753.08802.51364.74564.64384.2372
H92.15652.71461.11484.13492.17492.43912.52113.03611.77664.83124.36334.66352.51382.53483.0900
H102.08072.65801.10554.05882.16322.92593.03612.40441.77664.74564.64384.23722.50753.08802.5136
H113.41622.18114.60041.10235.85963.66152.51382.50754.83124.74561.78201.79406.75156.07905.9909
H122.75242.17794.11111.10425.07562.50532.53483.08804.36334.64381.78201.78476.07905.00315.2342
H132.67992.16564.05581.10154.99522.97343.09002.51364.66354.23721.79401.78475.99095.23424.8393
H143.41624.60042.18115.85961.10233.66154.83124.74562.51382.50756.75156.07905.99091.78201.7940
H152.75244.11112.17795.07561.10422.50534.36334.64382.53483.08806.07905.00315.23421.78201.7847
H162.67994.05582.16564.99521.10152.97344.66354.23723.09002.51365.99095.23424.83931.79401.7847

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.451 N1 C2 H7 112.952
N1 C2 H8 107.466 N1 C3 C5 110.451
N1 C3 H9 112.952 N1 C3 H10 107.466
C2 N1 C3 112.440 C2 N1 H6 107.723
C2 C4 H11 111.182 C2 C4 H12 110.820
C2 C4 H13 110.007 C3 N1 H6 107.723
C3 C5 H14 111.182 C3 C5 H15 110.820
C3 C5 H16 110.007 C4 C2 H7 109.950
C4 C2 H8 109.581 C5 C3 H8 150.849
C5 C3 H10 109.581 H7 C2 H8 106.288
H9 C3 H10 106.288 H11 C4 H12 107.730
H11 C4 H13 108.985 H12 C4 H13 108.025
H14 C5 H15 107.730 H14 C5 H16 108.985
H15 C5 H16 108.025
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability